*SUPPORT*
IN: wif zup blicket kiki OUT: PURPLE YELLOW RED
IN: wif gazzer tufa OUT: BLUE BLUE PURPLE PURPLE BLUE BLUE BLUE PURPLE
IN: wif zup dax OUT: PURPLE RED PURPLE RED
IN: wif blicket kiki dax OUT: YELLOW PURPLE YELLOW PURPLE
IN: zup OUT: RED
IN: kiki blicket tufa OUT: BLUE YELLOW
IN: wif blicket tufa OUT: BLUE PURPLE
IN: kiki kiki OUT: YELLOW YELLOW
IN: wif blicket kiki OUT: YELLOW PURPLE
IN: wif tufa OUT: PURPLE BLUE
IN: wif blicket wif OUT: PURPLE PURPLE
IN: tufa blicket zup dax OUT: RED BLUE RED BLUE
IN: tufa blicket tufa dax OUT: BLUE BLUE BLUE BLUE
IN: kiki dax OUT: YELLOW YELLOW

*QUERY*
IN: tufa OUT: BLUE
IN: kiki gazzer wif OUT: PURPLE PURPLE YELLOW YELLOW PURPLE PURPLE PURPLE YELLOW
IN: tufa wif OUT: BLUE PURPLE
IN: kiki blicket zup OUT: RED YELLOW
IN: wif OUT: PURPLE
IN: kiki blicket zup dax OUT: RED YELLOW RED YELLOW
IN: kiki OUT: YELLOW
IN: zup tufa blicket wif OUT: RED PURPLE BLUE
IN: wif blicket zup OUT: RED PURPLE
IN: tufa gazzer tufa OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE

*GRAMMAR*
wif -> PURPLE 
 tufa -> BLUE 
 zup -> RED 
 kiki -> YELLOW 
 x1 dax -> [x1] [x1] 
 x1 gazzer u1 -> [u1] [u1] [x1] [x1] [u1] [u1] [u1] [x1] 
 u1 blicket u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 